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Mountain Home AFB, Idaho Demographics & Population 2026

Youngest CityAmong the youngest communities in Idaho with a median age of 22.9 years

During the 2020–2024 ACS period, Mountain Home AFB, Idaho had a total population of 3,219, the 48th largest community in Idaho, with a median household income of $74,196, which is 5% lower than the state average. The poverty rate is 2.2%.

Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes

Key Takeaways

Mountain Home AFB Quick Facts

Population 3,219
Median Household Income $74,196
Median Home Value N/A
Poverty Rate 2.2%
Unemployment Rate 5.8%
Median Age 22.9 years
Homeownership Rate 0.2%
Affordability Ratio N/A
Bachelor's Degree or Higher 35.3%
High School Graduation Rate 99.8%
Diversity Index 62/100
Population 3,219 48th of 232
Median Income $74,196 above average
Poverty Rate 2.2% 82% lower than national
Median Home Value N/A

How Mountain Home AFB Changed

Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.

Metric2019–20232020–2024Change
Population3,1983,219+0.7%
Median household income$72,411$74,196+2.5%

How Mountain Home AFB Compares

Economy & Housing

Household Income Distribution

Under $25K 1.7%
$25K-$50K 25.0%
$50K-$100K 52.4%
$100K+ 20.9%
Detailed income brackets
Under $10K
0.0%
$10K-$15K
1.0%
$15K-$20K
0.7%
$20K-$25K
0.0%
$25K-$30K
2.9%
$30K-$35K
4.3%
$35K-$40K
9.9%
$40K-$45K
4.6%
$45K-$50K
3.2%
$50K-$60K
7.7%
$60K-$75K
16.2%
$75K-$100K
28.6%
$100K-$125K
11.0%
$125K-$150K
3.0%
$150K-$200K
2.7%
$200K+
4.2%

Employment

5.8% Unemployment Rate State: 3.7%|National: 5.2%
86.0% Labor Force Participation

Housing Overview

Owner 0.2%
Renter 99.8%
Median gross rent $1,903/mo 30.8% of median household income annually

People & Demographics

Diversity Index

62out of 100
High Diversity

A diverse community with significant representation from multiple racial and ethnic groups.

State average: 36 | National average: 61

Education

Mountain Home AFB Rankings in Idaho

#48 Population of 232
#76 Median Income of 213
#36 Education of 232
N/A Home Value of 216

Other Cities in Elmore County

CityPopulationMedian IncomePovertyHome Value
Mountain Home 16,493 $63,125 11.4% $309,400
Glenns Ferry 1,438 $51,840 23.2% $197,900
Hammett 319 N/A 7.2% $165,700

Cities Similar to Mountain Home AFB

These cities in the same state have comparable population and economic profiles.

CityPopulationMedian IncomeHome ValueBachelor's+Poverty
Victor3,067$77,267$617,30044.5%14.2%
Homedale3,069$62,117$238,0006.9%16.8%
Iona2,984$84,914$420,30027.6%12.2%
Soda Springs3,158$57,361$241,40011.8%12.0%
Filer2,925$64,671$247,50011.9%5.1%

Population Overview

Mountain Home AFB is a small community located in Idaho, within Elmore County. The total population is 3,219. It ranks as the 48th most populous out of 232 Census-designated places in Idaho.

Age Demographics

The median age in Mountain Home AFB is 22.9 years. This is 39% lower than the state median of 37.3 years. With 28.2% of the population under 18, Mountain Home AFB has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Mountain Home AFB is $74,196. This is 5% lower than the state median of $77,800. It is also 8% lower than the national median of $80,734. The poverty rate stands at 2.2%. This is 79% lower than the state poverty rate of 10.6%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 5.8%. This is 56% higher than the state rate of 3.7%. 0.2% of occupied housing units are owner-occupied. This homeownership rate is far below the state average of 72.1%.

Race & Ethnicity

The largest racial or ethnic group in Mountain Home AFB is White (non-Hispanic), making up 56.8% of the population. Hispanic or Latino residents account for 17.8%. The Black or African American population is significantly higher than the state average (11.3% vs 0.7%). The Asian population is significantly higher than the state average (4.6% vs 1.3%).

Education

35.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 11% higher than the state rate of 31.8%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 99.8%.

Data Sources & Methodology

All demographic data for Mountain Home AFB, Idaho is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Idaho state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 232 Census-designated places in Idaho. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.

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Frequently Asked Questions

What is the population of Mountain Home AFB, Idaho?

Mountain Home AFB, Idaho has a population of 3,219 according to the most recent U.S. Census ACS 5-Year Estimates.

What is the median household income in Mountain Home AFB, ID?

The median household income in Mountain Home AFB is $74,196, which is 8% lower than the national median of $80,734.

What is the poverty rate in Mountain Home AFB, ID?

The poverty rate in Mountain Home AFB is 2.2%. This means approximately 55 residents live below the federal poverty line.

What is the racial makeup of Mountain Home AFB, Idaho?

Mountain Home AFB's population is 56.8% White, 11.3% Black, 17.8% Hispanic/Latino, and 4.6% Asian.

What is the median home value in Mountain Home AFB, ID?

The Census Bureau does not publish a reliable median home value estimate for Mountain Home AFB — there are too few owner-occupied homes in the ACS sample. The national median is $332,700.

How educated is Mountain Home AFB, Idaho?

35.3% of adults (25+) in Mountain Home AFB hold a bachelor's degree or higher, and 6.4% hold a graduate or professional degree.